V-MODA Vibe Duo In-Ear Noise-Isolating Metal Headphone with Universal One-Button Mic (Chrome) (Discontinued by Manufacturer) The Duo headset brings the great sound of the V-moda Vibe to all 3.5mm-jack cell phones such as iPhone and Blackberry Discreet hands-free microphone allows for extreme mobility and convenient communication Three sizes of ultra-soft silicon fittings (S M L) provide a quick stable and comfortably secure fit Handmade premium metal craftsmanship and sophisticated design accentuates the modern individual Vibrant bass vivid mid-range vivacious highs